Welding power supply grill



FIG. 1 is a perspective view of the design for a welding power supply grill;

FIG. 2 is a front view of the design for the welding power supply grill of FIG. 1;

FIG. 3 is a right side view of the design for the welding power supply grill of FIG. 1;

FIG. 4 is a left side view of the design for the welding power supply grill of FIG. 1;

FIG. 5 is a top view of the design for the welding power supply grill of FIG. 1;

FIG. 6 is a bottom view of the design for the welding power supply grill of FIG. 1; and,

FIG. 7 is a rear view of the design for the welding power supply grill of FIG. 1.

The broken lines shown represent unclaimed subject matter and form no part of the claimed design. 

CLAIM The ornamental design for a welding power supply grill, as shown and described. 